The download of this application doesn't contain viruses or any kind of malware. Telecomitalia has created the app that falls into the Tools category. TIM Modem was downloaded and set up by over 5M users and the most recent stable update was on Feb 20, 2019.
According to the latest information, this application is rated 3.9 on Google Play. The app is very popular among Samsung and LG users. Get the installer of TIM Modem 5.4 that is available for free and take a look at users' reviews on Droid Informer.